The Pin-Rivet, cataloged under National Stock Number 5320-01-191-0544, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-191-0544 |
| Primary Part Number | HL219-6-21 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.2172 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 1.627 INCHES MINIMUM AND 1.647 INCHES MAXIMUM IN |
| Identification Code Color | BRONZE |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 1.317 INCHES MAXIMUM IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3303 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HL219-6-21 | West Coast Aerospace, Inc. (USA) |
| HL219-6-21 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| GB510BD3-21 | Northrop Grumman Systems Corporation (USA) |
| AIC-L-839CY-6-21 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30KF6-21 | Hi-Shear Corporation (USA) |
| HL219-6-21 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL219-6-21 | Hi-Shear Corporation (USA) |
| HL219-6-21 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| HL219-6-21 | 5/9 Secondary reference U.S. Government activity |
| HL219-6-21 | 5/9 Secondary reference U.S. Government activity |
| HL219-6-21 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| HL219-6-21 | 5/2 Secondary reference U.S. Government activity |
| BACB30KF6-21 | 7/2 Vendor item drawing reference U.S. Government activity |
| HL219-6-21 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-191-0544 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-191-0544 has 8 manufacturer part numbers on file: HL219-6-21 (West Coast Aerospace, Inc.), HL219-6-21 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), GB510BD3-21 (Northrop Grumman Systems Corporation), AIC-L-839CY-6-21 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30KF6-21 (Hi-Shear Corporation) and 3 more.
Key specifications for HL219-6-21: Shank Diameter: 0.2172 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 1.627 INCHES MINIMUM AND 1.647 INCHES MAXIMUM IN; Identification Code Color: BRONZE. 21 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.